/**
 * @license
 * Copyright 2017 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */

const karmaTypescriptConfig = {
    tsconfig: 'tsconfig.json'
  };

  module.exports = function(config) {
    const args = [];
    if (config.grep) {
      args.push('--grep', config.grep);
    }
    if (config.firebaseKey) {
      args.push('--firebaseKey', config.firebaseKey);
    }
    if (config.log) {
      args.push('--log', config.log);
    }
    if (config.hashes) {
      args.push('--hashes', config.hashes);
    }
    if (config.nightly) {
      args.push('--nightly');
    }

    config.set({
      frameworks: ['jasmine', 'karma-typescript'],
      files: [
        {pattern: 'models/*.ts'},
        {pattern: 'firestore.ts'},
        {
          pattern: 'data/**/*',
          watched: false,
          included: false,
          served: true,
          nocache: true
        }
      ],
      include: ['models/*.ts'],
      exclude: ['models/validation.ts'],
      preprocessors: {
        '**/*.ts': ['karma-typescript'],  // *.tsx for React Jsx
      },
      karmaTypescriptConfig,
      reporters: ['progress', 'karma-typescript'],
      browsers: ['Chrome'],
      browserStack: {
        username: process.env.BROWSERSTACK_USERNAME,
        accessKey: process.env.BROWSERSTACK_KEY
      },
      captureTimeout: 120000,
      browserNoActivityTimeout: 180000,
      customLaunchers: {
        bs_chrome_mac: {
          base: 'BrowserStack',
          browser: 'chrome',
          browser_version: 'latest',
          os: 'OS X',
          os_version: 'High Sierra'
        }
      },
      client: {
        jasmine: {random: false},
        args: args
      }
    });
  };
